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SINOFUSE RS309-MD-225A RS309-MD Series High-Speed Fuse, 225A, 500VDC
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$45.00 USD
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$45.00 USD
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The SINOFUSE RS309-MD-225A is a high-performance cylindrical bolt-connected high-speed fuse specifically designed for the protection of power semiconductors. Engineered for electric vehicle (EV) drive systems, energy storage systems (ESS), and industrial power conversion, it provides exceptional fault isolation with a 50kA DC breaking capacity and high reliability under mechanical vibration.
| Product ID (MPN) | RS309-MD-225A |
| Rated Voltage | 500VAC / 500VDC |
| Rated Current | 225A |
| Breaking Capacity | AC 200kA / DC 50kA (τ ≤ 15ms) |
| Utilization Category | aR |
| Size Code | 5ZA |
| Pre-arcing I²t | 8800 A²s |
| Total Clearing I²t | 33100 A²s |
| Rated Power Loss | 40W |
| Mounting Bolt | M8 (Recommended Torque 12±1N.m) |
| Certifications | UL248, IEC60269, RoHS, CE, TUV |
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